Gilda Radner, Dan Aykroyd, John Belushi and Jane Curtin return to deliver some of their best skits -- which include the Coneheads, the Killer Bees and Samurai Psychiatrist -- in the sidesplitting sketch show's third season. Steve Martin, Hugh Hefner, Charles Grodin, Jill Clayburgh, Madeline Kahn, Ray Charles, Paul Simon, Elvis Costello, Jackson Browne and Bonnie Raitt are among the impressive lineup of guest stars.